CA2021816C - Haut-parleur - Google Patents

Haut-parleur

Info

Publication number
CA2021816C
CA2021816C CA002021816A CA2021816A CA2021816C CA 2021816 C CA2021816 C CA 2021816C CA 002021816 A CA002021816 A CA 002021816A CA 2021816 A CA2021816 A CA 2021816A CA 2021816 C CA2021816 C CA 2021816C
Authority
CA
Canada
Prior art keywords
loudspeaker
console
loudspeakers
sound
frequency
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA002021816A
Other languages
English (en)
Other versions
CA2021816A1 (fr
Inventor
Satoshi Kageyama
Suemei Fukuhara
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP1190990A external-priority patent/JP2568700B2/ja
Priority claimed from JP19099389A external-priority patent/JPH06105998B2/ja
Priority claimed from JP19098989A external-priority patent/JPH06105997B2/ja
Priority claimed from JP20325389A external-priority patent/JPH06105999B2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of CA2021816A1 publication Critical patent/CA2021816A1/fr
Application granted granted Critical
Publication of CA2021816C publication Critical patent/CA2021816C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2815—Enclosures comprising vibrating or resonating arrangements of the bass reflex type
    • H04R1/2819—Enclosures comprising vibrating or resonating arrangements of the bass reflex type for loudspeaker transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/227—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  using transducers reproducing the same frequency band
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2205/00—Details of stereophonic arrangements covered by H04R5/00 but not provided for in any of its subgroups
    • H04R2205/024—Positioning of loudspeaker enclosures for spatial sound reproduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2209/00—Details of transducers of the moving-coil, moving-strip, or moving-wire type covered by H04R9/00 but not provided for in any of its subgroups
    • H04R2209/026—Transducers having separately controllable opposing diaphragms, e.g. for ring-tone and voice
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/02—Spatial or constructional arrangements of loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
CA002021816A 1989-07-24 1990-07-24 Haut-parleur Expired - Fee Related CA2021816C (fr)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP1-190990 1989-07-24
JP1190990A JP2568700B2 (ja) 1989-07-24 1989-07-24 スピーカシステム
JP1-190993 1989-07-24
JP19099389A JPH06105998B2 (ja) 1989-07-24 1989-07-24 スピーカシステム
JP19098989A JPH06105997B2 (ja) 1989-07-24 1989-07-24 スピーカシステム
JP1-190989 1989-07-24
JP20325389A JPH06105999B2 (ja) 1989-08-04 1989-08-04 スピーカシステム
JP1-203253 1989-08-04

Publications (2)

Publication Number Publication Date
CA2021816A1 CA2021816A1 (fr) 1991-01-25
CA2021816C true CA2021816C (fr) 1993-11-30

Family

ID=27475514

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002021816A Expired - Fee Related CA2021816C (fr) 1989-07-24 1990-07-24 Haut-parleur

Country Status (6)

Country Link
US (1) US5073945A (fr)
EP (1) EP0410352B1 (fr)
KR (1) KR940002165B1 (fr)
CA (1) CA2021816C (fr)
DE (1) DE69012911T2 (fr)
SG (1) SG395G (fr)

Families Citing this family (56)

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NL8902831A (nl) * 1989-11-16 1991-06-17 Philips Nv Luidsprekersysteem bevattende een helmholtz resonator gekoppeld met een akoestische buis.
US5428687A (en) * 1990-06-08 1995-06-27 James W. Fosgate Control voltage generator multiplier and one-shot for integrated surround sound processor
US5666424A (en) * 1990-06-08 1997-09-09 Harman International Industries, Inc. Six-axis surround sound processor with automatic balancing and calibration
US5504819A (en) * 1990-06-08 1996-04-02 Harman International Industries, Inc. Surround sound processor with improved control voltage generator
US5199075A (en) * 1991-11-14 1993-03-30 Fosgate James W Surround sound loudspeakers and processor
US5212732A (en) * 1992-03-05 1993-05-18 Lancer Electronics Effects speaker system
US5343535A (en) * 1993-05-07 1994-08-30 Marshall Ronald N Loudspeaker device
US5450495A (en) * 1994-01-18 1995-09-12 Bsg Laboratories. Inc. Loudspeaker system
US5664020A (en) * 1994-01-18 1997-09-02 Bsg Laboratories Compact full-range loudspeaker system
US5561717A (en) * 1994-03-15 1996-10-01 American Trading And Production Corporation Loudspeaker system
US5537479A (en) * 1994-04-29 1996-07-16 Miller And Kreisel Sound Corp. Dual-driver bass speaker with acoustic reduction of out-of-phase and electronic reduction of in-phase distortion harmonics
US6130954A (en) * 1996-01-02 2000-10-10 Carver; Robert W. High back-emf, high pressure subwoofer having small volume cabinet, low frequency cutoff and pressure resistant surround
US6219426B1 (en) * 1996-08-08 2001-04-17 Drew Daniels Center point stereo field expander for amplified musical instruments
EP0919107A1 (fr) 1996-08-12 1999-06-02 CARVER, Robert Weir Subwoofer haute pression a force contre-electromotrice elevee
US6356642B1 (en) * 1996-12-04 2002-03-12 Murata Manufacturing Co., Ltd Multi-speaker system
US5815589A (en) * 1997-02-18 1998-09-29 Wainwright; Charles E. Push-pull transmission line loudspeaker
FR2766953B1 (fr) * 1997-07-29 1999-10-01 Renault Dispositif de controle acoustique dans un volume
US6434240B1 (en) 1997-12-19 2002-08-13 Charles J. Kulas Sound isolation cabinet using two sound sources to generate complimentary sound waves
ATE316318T1 (de) * 1999-08-31 2006-02-15 Koninkl Philips Electronics Nv Gerät für freisprechbetrieb mit zwei schallwandlern
US6816598B1 (en) * 1999-09-23 2004-11-09 Tierry R. Budge Multiple driver, resonantly-coupled loudspeaker
US6650758B1 (en) * 1999-12-23 2003-11-18 Nortel Networks Limited Adaptive dual port loudspeaker implementation for reducing lateral transmission
JP2003204596A (ja) * 2002-01-04 2003-07-18 Matsushita Electric Ind Co Ltd 拡声放送システムおよび拡声放送装置
US7551749B2 (en) 2002-08-23 2009-06-23 Bose Corporation Baffle vibration reducing
US6985593B2 (en) * 2002-08-23 2006-01-10 Bose Corporation Baffle vibration reducing
US7499555B1 (en) * 2002-12-02 2009-03-03 Plantronics, Inc. Personal communication method and apparatus with acoustic stray field cancellation
JP2005064610A (ja) * 2003-08-18 2005-03-10 Pioneer Electronic Corp スピーカの設置および駆動方法
ITMI20041972A1 (it) * 2004-10-18 2005-01-18 Daniele Ramenzoni Dispositivo elettroacustico, con risonatore a cavita', che fornisce caratteristiche tridimensionali estreme per controllare, concentrare e diffondere infrasuoni, suoni e ultrasuoni.
KR100838928B1 (ko) * 2005-02-02 2008-06-16 김형석 액티브 네트워크 멀티웨이 스피커
GB2425675B (en) * 2005-04-28 2008-07-23 Gp Acoustics Audio system
US8457324B2 (en) * 2005-08-16 2013-06-04 Honeywell International Inc. Directional speaker system
US8068618B2 (en) * 2006-01-09 2011-11-29 Vollmer Edward G Spherical loudspeaker for omnipresent sound reproduction
US7957541B2 (en) * 2006-01-27 2011-06-07 Sony Ericsson Mobile Communications Ab Acoustic compliance adjuster
DE102006058009B3 (de) * 2006-12-08 2008-02-14 D & B Audiotechnik Ag Lautsprechersystem mit reduzierter rückseitiger Schallabstrahlung
DE102008016570A1 (de) 2007-07-21 2009-01-29 Gerhard Meier Lautsprecher
EP2023651B1 (fr) 2007-07-21 2011-11-09 Gerhard Meier Haut-parleur
GB0723920D0 (en) * 2007-12-06 2008-01-16 Airsound Llp An improved apparatus and method for reproduction of stereo sound
US8320580B2 (en) * 2008-03-07 2012-11-27 Disney Enterprises, Inc. System and method for directional sound transmission with a linear array of exponentially spaced loudspeakers
US8189841B2 (en) * 2008-03-27 2012-05-29 Bose Corporation Acoustic passive radiating
US20120057734A1 (en) * 2008-07-23 2012-03-08 Asius Technologies, Llc Hearing Device System and Method
US8180076B2 (en) 2008-07-31 2012-05-15 Bose Corporation System and method for reducing baffle vibration
DE102009038494A1 (de) * 2009-08-21 2011-08-18 Kulzer, Cay-Uwe, 55599 Lautsprecher mit optimierter Richtcharakteristik
US8259983B2 (en) * 2009-08-31 2012-09-04 Eugen Nedelcu Anti-vibration in-ceiling speaker system
US8452041B2 (en) 2011-03-17 2013-05-28 Eugen Nedelcu Opposing dual-vented woofer system
RU2680423C2 (ru) 2013-03-13 2019-02-21 ТиЭйчИкс ЛТД Акустическая система узкого профиля
JP2015080137A (ja) * 2013-10-18 2015-04-23 株式会社Ｊｖｃケンウッド スピーカシステム
CN105025421A (zh) * 2014-04-17 2015-11-04 有限会社左尔佐 扬声器
US10045461B1 (en) * 2014-09-30 2018-08-07 Apple Inc. Electronic device with diaphragm cooling
WO2017079323A1 (fr) * 2015-11-03 2017-05-11 Thomas & Darden, Inc. Enceinte acoustique aux propriétés acoustiques améliorées
FI126657B (en) 2016-04-04 2017-03-31 Aura Audio Oy Speaker system with directional output
JP6799323B2 (ja) * 2017-04-04 2020-12-16 有限会社ゾルゾ スピーカ
JP6663974B1 (ja) * 2018-12-26 2020-03-13 有限会社ゾルゾ スピーカ装置
AU2020350921B2 (en) * 2019-09-19 2023-05-25 Shenzhen Shokz Co., Ltd. Acoustic output apparatus
US20210219045A1 (en) * 2020-01-13 2021-07-15 Robert John Schunck Bass Augmentation Speaker System
US20240365062A1 (en) * 2021-07-09 2024-10-31 Soundfocus Aps Method and Transducer Array System for Directionally Reproducing An Input Audio Signal
WO2023280357A1 (fr) * 2021-07-09 2023-01-12 Soundfocus Aps Procédé et système de haut-parleur pour traiter un signal audio d'entrée
US12177625B2 (en) 2021-09-14 2024-12-24 Panduit Corp. High performance loudspeaker assembly

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1969704A (en) * 1932-06-03 1934-08-07 D Alton Andre Acoustic device
US3393764A (en) * 1966-12-27 1968-07-23 Curtiss R. Schafer Loudspeaker systems
JPS5413323A (en) * 1977-07-01 1979-01-31 Mitsubishi Electric Corp Speaker system of phase inversion type
FR2405608A1 (fr) * 1977-10-04 1979-05-04 Milot Gilles Perfectionnements aux enceintes acoustiques
GB2049351B (en) * 1979-04-17 1984-01-11 Leggott Sa Loudspeaker unit
AU3745585A (en) * 1983-12-02 1985-06-13 R.M. Yee Sound reproduction system
DE3414407C2 (de) * 1984-04-17 1986-02-20 Jürgen 6804 Ilvesheim Quaas Anordnung von Schallwandlern in einer Schallführung, insbesondere für Lautsprecherboxen
DK156454C (da) * 1985-01-03 1990-01-15 Johan Peter Lyngdorf Hoejttalerenhed med mere end en bas/mellemtone-hoejttaler
US4799264A (en) * 1987-09-28 1989-01-17 Plummer Jan P Speaker system
FR2625844A1 (en) * 1988-01-13 1989-07-13 Audio Design "Push-pull" loudspeaker acoustic system for chambers
JPH0727750Y2 (ja) * 1988-08-10 1995-06-21 ヤマハ株式会社 音響装置
JPH0257095A (ja) * 1988-08-23 1990-02-26 Sony Corp スピーカ装置

Also Published As

Publication number Publication date
KR910004059A (ko) 1991-02-28
DE69012911D1 (de) 1994-11-03
EP0410352B1 (fr) 1994-09-28
CA2021816A1 (fr) 1991-01-25
DE69012911T2 (de) 1995-01-26
EP0410352A3 (en) 1992-02-12
US5073945A (en) 1991-12-17
SG395G (en) 1995-06-16
EP0410352A2 (fr) 1991-01-30
KR940002165B1 (ko) 1994-03-18

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Legal Events

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